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authorTheodore Ts'o <tytso@mit.edu>2012-01-10 17:54:07 +0100
committerTheodore Ts'o <tytso@mit.edu>2012-01-10 17:54:07 +0100
commitff9cb1c4eead5e4c292e75cd3170a82d66944101 (patch)
treecdb132a39e550a9b7b28ea67544cb86cd6ebdb6e /Documentation/filesystems
parentMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/vir... (diff)
parentext4: fix undefined behavior in ext4_fill_flex_info() (diff)
downloadlinux-ff9cb1c4eead5e4c292e75cd3170a82d66944101.tar.xz
linux-ff9cb1c4eead5e4c292e75cd3170a82d66944101.zip
Merge branch 'for_linus' into for_linus_merged
Conflicts: fs/ext4/ioctl.c
Diffstat (limited to 'Documentation/filesystems')
-rw-r--r--Documentation/filesystems/ext4.txt7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/filesystems/ext4.txt b/Documentation/filesystems/ext4.txt
index 4917cf24a5e0..10ec4639f152 100644
--- a/Documentation/filesystems/ext4.txt
+++ b/Documentation/filesystems/ext4.txt
@@ -581,6 +581,13 @@ Table of Ext4 specific ioctls
behaviour may change in the future as it is
not necessary and has been done this way only
for sake of simplicity.
+
+ EXT4_IOC_RESIZE_FS Resize the filesystem to a new size. The number
+ of blocks of resized filesystem is passed in via
+ 64 bit integer argument. The kernel allocates
+ bitmaps and inode table, the userspace tool thus
+ just passes the new number of blocks.
+
..............................................................................
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